lesson 1 and 2: refresh, 11.1, 11.2

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 1

Lesson 1

Units of lengths

27m = .... dm

6 300 cm = .... m

1 : 40 000 means ?

scale is 1 : 4000 so 1 cm is .... m

Here you can see two figures that consist of whole and half grid squares. A whole grid square is 1 by 1 cm.
What is the perimeter of each figure in cm?

Here you can see two figures that consist of whole and half grid squares. A whole grid square is 1 by 1 cm.

What is the area of each figure in cm^2?

Estimate the height of the building

Lesson 2

How do you calculate the area of o rectangle?

Units of area

27m​2​​=......dm​2​​

630000cm​2​​=......m​2​​

Calculate the area